Update content/nginx-one/getting-started.md

Author: mjang

content/nginx-one/getting-started.md

@@ -97,8 +97,6 @@ The `install` script writes an `nginx-agent.conf` file to the `/etc/nginx-agent/
 
 {{< include "/nginx-one/conf/nginx-agent-conf.md" >}}
 
-If you followed the [Installation and upgrade](https://docs.nginx.com/nginx-agent/installation-upgrade/) guides for installing NGINX Agent, you may need to add this information manually to `nginx-agent.conf`.
-
 <span style="display: inline-block; margin-top: 20px;" >
 
 {{<call-out "note" "Note: NGINX Agent poll interval" >}} We recommend keeping `dataplane.status.poll_interval` between `30s` and `60s` in the NGINX Agent config (`/etc/nginx-agent/nginx-agent.conf`). If the interval is set above `60s`, NGINX One Console may report incorrect instance statuses.{{</call-out>}}